UNT Libraries Government Documents Department - 118 Matching Results

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Improvement in Valve-Gear for Steam-Engines.

Description: Patent for "an improvement in steam-engines which shall be so constructed as to give a full application of the steam and a free exhaust at regular intervals, which will enable the engine to be easily reversed, can be easily attached to any engine, which will enable an engine to be worked by water-pressure, will run smoothly and with very little friction, and will be very durable." (Lines 11-19) Includes instructions and illustrations.
Date: July 24, 1877
Creator: Davis, James H. & White, William
Item Type: Refine your search to only Patent

Improvement in Vapor-Burners.

Description: Patent for, "an improved construction and arrangement of vapor-burner, by which the same is readily lighted, adjusted to a larger or smaller flame, or extinguished" (lines 13-17). Illustration included.
Date: February 27, 1877
Creator: Sawyer, Frederick A.
Item Type: Refine your search to only Patent

Improvement in Wagon-Brakes.

Description: Patent for a foot operated wagon braking mechanism, including illustrations. Patent for a better alternative to lever brakes on buggies and wagons as the braking mechanism is "out of the way, and not noticeable or prominently visible from the sides of the vehicle".
Date: June 19, 1877
Creator: O'Neall, James M.
Item Type: Refine your search to only Patent

Improvement in Wagon-Brakes.

Description: Patent for "wagons which have brakes applied to them, so constructed that in descending a grade the brakes will be automatically applied, and, in moving on a level or ascending a hill, the brakes will be relieved from the wheels." (Lines 6-11) Includes instructions and illustrations.
Date: December 4, 1877
Creator: Hart, Alfred
Item Type: Refine your search to only Patent

Improvement in Walking-Planters

Description: Patent for improvements of a new walking planter where the design is much improved to that of the cotton planters. The new improvements of the walking planter are much safer because of the hopper that is in the new and improved equipment, including illustrations.
Date: August 20, 1877
Creator: Brown, Joseph M.
Item Type: Refine your search to only Patent

Improvement in Weighted Horseshoes.

Description: Patent for improvement in weighted horseshoes, which are used in horse training for gait improvement. The horseshoes have removable weights received by a flange and held in place by screws. The weight may be formed in various shapes to correct different issues.
Date: January 16, 1877
Creator: Seixas, Eugene E.
Item Type: Refine your search to only Patent

Plow.

Description: Patent for a new and improved plow. This design "consists in the point made with a land-side, fitting into a rabbet in the land-side of the standard, and made thicker and deeper than said rabbet, so as to project beyond and below said land-side to receive the wear" (para. 5).
Date: December 11, 1877
Creator: Dawson, William Wyatt
Item Type: Refine your search to only Patent

Plow-Stock.

Description: Patent for a new and improved plow-stock. This design is of "an improved plow-stock, which shall be so constructed that various kinds of standards, according to the various kind and size of the plows to be used, may be attached to it, which may be adjusted to take and leave land, as may be desired, and which shall be simple in construction and easily adapted" (para. 4).
Date: January 16, 1877
Creator: Weber, Robert
Item Type: Refine your search to only Patent
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